Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number AC19150-3 found under Guide Roller Safety by Armatec Composites Inc. The National Stock Number assigned to this part is 2540200000388, and the Federal Supply Class is 2540 Vehicular Furniture And Accessories. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like AC19150-3.